For all of the polluting industries that have thrived here since the Manhattan Project, New Mexico is also teeming with citizen environmental activists. These are people who in their free time—after work, after the kids are asleep—pore over reams of documents, learn about bureaucratic processes and permits, and put up a fight on behalf of their neighbors. They study, they attend meetings, they write letters, they become experts on industry and its effects. Here are a few of their stories.